Fix regression test for new infrastructure

testcases/regression/Holmakefile

-INCLUDES = $(HOLDIR)/examples/machine-code/hoare-triple ../../hol4 ../../hol4/Infra ../../hol4/cakeml/misc
+INCLUDES = $(HOLDIR)/examples/machine-code/hoare-triple ../../hol4 ../../hol4/Infra
 OPTIONS = QUIT_ON_FAILURE
 
 ifdef POLY

testcases/regression/certificate_AdditionSimpleScript.sml

-open preamble FloverTactics AbbrevsTheory MachineTypeTheory CertificateCheckerTheory FloverMapTheory;
+open  FloverTactics AbbrevsTheory MachineTypeTheory CertificateCheckerTheory FloverMapTheory;
 open simpLib realTheory realLib RealArith;
 
 val _ = new_theory "certificate_AdditionSimple";

testcases/regression/certificate_DopplerScript.sml

-open preamble FloverTactics AbbrevsTheory MachineTypeTheory CertificateCheckerTheory FloverMapTheory;
+open  FloverTactics AbbrevsTheory MachineTypeTheory CertificateCheckerTheory FloverMapTheory;
 open simpLib realTheory realLib RealArith;
 
 val _ = new_theory "certificate_Doppler";

testcases/regression/certificate_HimmilbeauScript.sml

-open preamble FloverTactics AbbrevsTheory MachineTypeTheory CertificateCheckerTheory FloverMapTheory;
+open  FloverTactics AbbrevsTheory MachineTypeTheory CertificateCheckerTheory FloverMapTheory;
 open simpLib realTheory realLib RealArith;
 
 val _ = new_theory "certificate_Himmilbeau";